Jaud1: 前置音频接口, Jcom1: 串行端头接口, Jbat1: 清除 cmos (重启 bios) 跳线 – MSI B450M-A PRO MAX AM4 Micro-ATX Motherboard User Manual
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组件概述
组件概述
JAUD1: 前置音频接口
此接口允许您连接前置面板上音频插孔。
1
2
10
9
1
MIC L
2
Ground
3
MIC R
4
NC
5
Head Phone R
6
MIC Detection
7
SENSE_SEND
8
No Pin
9
Head Phone L
10
Head Phone Detection
JCOM1: 串行端头接口
此接口允许您连接可选串行端口可用插槽
1
2
10
9
1
DCD
2
SIN
3
SOUT
4
DTR
5
Ground
6
DSR
7
RTS
8
CTS
9
RI
10
No Pin
JBAT1: 清除 CMOS (重启 BIOS) 跳线
主板上建有一个 CMOS 内存,其中保存的系统配置数据需要通过一枚外置的电池来维持
它。如果您想清除系统配置,设置跳线清除 CMOS 内存。
保留数据
(默认)
清除 CMOS/ 重启
BIOS
重启 BIOS 为默认值
1.
关闭计算机电源,并拔下电源插头。
2.
使用跳线帽让 JBAT1 短路持续约 5-10 秒。
3.
移除 JBAT1 上的跳线帽。
4.
插上电源插头并开启计算机上电源。
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